Home / 102,037.05-153,055.94-30,960.29

Finding the Fourth Proportional to 102,037.05, 153,055.94 and 30,960.29

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Solution

The fourth proportional to 102,037.05, 153,055.94 and 30,960.29 is: 46,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,037.05 : 153,055.94 = 30,960.29 : x
  2. Step 2: Convert to fraction form
    102,037.05/153,055.94 = 30,960.29/x
  3. Step 3: Cross multiply
    102,037.05x = 153,055.94 × 30,960.29
  4. Step 4: Simplify right side
    102,037.05x = 4,738,656,288.62
  5. Step 5: Solve for x
    x = 4,738,656,288.62/102,037.05
  6. Step 6: Final answer
    x = 46,440.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.